NPR Weekend Edition Sunday Puzzle
January 31, 2015
Will Shortz

Each word below can be changed into another by doing the same thing in the same place - but with different letters - to each word. Can you determine how the change is made and find the new words?

ACCENT
EVINCE
CANDLE
CELLAR
SANITY
DOCENT
BANTER
METRIC

HINT:
The change involves two letters.

Answers:  

Two letters can be inserted into the exact center of each word to form a new word:

ACCIDENT
EVIDENCE
CANOODLE
CELLULAR
SANCTITY
DOCUMENT
BANISTER
METEORIC